Extrusion



FIG. 1 is a top, front, right side perspective view of an extrusion showing my new design in a configuration of use;

FIG. 2 is a top, front, right side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a top view thereof, the bottom view being a mirror image of the top view.

The broken lines in FIG. 1 represent environmental structure and form no part of the claimed design.

The dash-dot line shown in FIGS. 1-6 represents a claim boundary and forms no part of the claimed design. 

CLAIM I claim the ornamental design for an extrusion, as shown and described. 